Update coverage exclusions

[taylanisikdemir]

What changed?
Excluded service setup files (covered by integration tests only), mock files and other files that only contain type/interface definitions.

Why?
Accurate coverage reporting by excluding non-unit-testable files.

[coveralls]

Pull Request Test Coverage Report for Build 018f5e5b-8b2a-497b-84bc-f6577587c6f4

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 10 unchanged lines in 5 files lost coverage.
• Overall coverage increased (+0.04%) to 68.84%

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Files with Coverage Reduction	New Missed Lines	%
common/task/weighted_round_robin_task_scheduler.go	2	88.56%
common/task/fifo_task_scheduler.go	2	87.63%
service/history/queue/transfer_queue_processor.go	2	57.05%
service/matching/taskListManager.go	2	80.65%
service/matching/matcher.go	2	90.72%

Totals
Change from base Build 018f5e29-6cec-46f6-bd34-0915c47e607f:	0.04%
Covered Lines:	101134
Relevant Lines:	146912

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💛 - Coveralls